In a new clip from Monday’s episode of “Alien Sharks: Close Encounters,” researchers get an up-close look at the swell shark, the leopard-patterned shark billed as “notoriously bad ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two possible explanations — and hopes to get confirmation in the coming months.

Given that the gestation period of swell sharks is 9-12 months, according to the Aquarium of the Pacific, the math doesn’t add up for the newborn swell shark pup. Rather, it means that one of ...

A Louisiana aquarium welcomed a baby shark born under mysterious conditions, the aquarium said Friday. The swell shark, nicknamed Yoko, hatched on Jan. 3, according to the Shreveport Aquarium. What ...

This year, shark researcher and scientist Paul Clerkin dives into unexplored oceans to get up close and personal with some of the world’s most unusual sharks. Aside from the footage of the swell ...

A Louisiana aquarium has a new star — and a mystery — on its hands after a baby shark was born in a habitat without any males. The Shreveport Aquarium announced last week that Yoko the swell shark — ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two possible explanations — and hopes to get confirmation in the coming months.